Finding the Fourth Proportional to 4,009,975.02, 6,012,560.34 and 1,276,341.66
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Solution
The fourth proportional to 4,009,975.02, 6,012,560.34 and 1,276,341.66 is: 1,913,747.89
Step by Step Solution
- Step 1: Write the proportion equation
4,009,975.02 : 6,012,560.34 = 1,276,341.66 : x - Step 2: Convert to fraction form
4,009,975.02/6,012,560.34 = 1,276,341.66/x - Step 3: Cross multiply
4,009,975.02x = 6,012,560.34 × 1,276,341.66 - Step 4: Simplify right side
4,009,975.02x = 7,674,081,245,205.76 - Step 5: Solve for x
x = 7,674,081,245,205.76/4,009,975.02 - Step 6: Final answer
x = 1,913,747.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.